Exhibit 99.1

Rule 2.7, 3.10.3, 3.10.4, 3.10.5

Appendix 3B

New issue announcement,

application for quotation of additional securities

and agreement

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 1/7/96. Origin: Appendix 5. Amended 1/7/98, 1/9/99, 1/7/2000, 30/9/2001, 11/3/2002, 1/1/2003, 24/10/2005.

Name of entity

Prima BioMed Ltd (Company)

ABN

90 009 237 889

We (the entity) give ASX the following information.

Part 1 - All issues

You must complete the relevant sections (attach sheets if there is not enough space).

1	+Class of +securities issued or to be issued	A.    Performance Rights B.    Ordinary Shares
2	Number of +securities issued or to be issued (if known) or maximum number which may be issued	A.    1,634,375 Performance Rights B.    6,666,667 Ordinary Shares

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

3	Principal terms of the +securities (e.g., if options, exercise price and expiry date; if partly paid +securities, the amount outstanding and due dates for payment; if +convertible securities, the conversion price and dates for conversion)		A.    1,634,375Performance Rights granted have been issued under the Executive Incentive Plan as follows:
				Number of Performance Rights	1,634,375 Performance Rights
				Vesting Date	2 October 2017
				Last Exercise Date	2 October 2018
				Exercise Price	Nil.
				Vesting Conditions	The ability of the Performance Rights to vest and be available for exercise is at the discretion of the board and dependent on the executive meeting the Key Performance Indications (KPI).
				B.Fully Paid Ordinary Shares
4	Do the +securities rank equally in all respects from the date of allotment with an existing +class of quoted +securities?		A.    Yes,if/when the Performance Rights vest to shares. B.    ‘PariPasu’ with existing Ordinary Shares
	If the additional securities do not rank equally, please state:
	•	the date from which they do
	•	the extent to which they participate for the next dividend, (in the case of a trust, distribution) or interest payment
	•	the extent to which they do not rank equally, other than in relation to the next dividend, distribution or interest payment
5	Issue price or consideration			A.    Nil B.    Nil

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

6	Purpose of the issue (If issued as consideration for the acquisition of assets, clearly identify those assets)	A.    PerformanceRights are issued to employee under the Executive Incentive Plan. B.    20,000,000Performance Rights were issued in accordance with Shareholder’s approval obtained at the extraordinary General Meeting on 31 July 2015. This recent vesting of 6,666,667 represents the second tranche.
6a	Is the entity an +eligible entity that has obtained security holder approval under rule 7.1A? If Yes, complete sections 6b – 6h in relation to the +securities the subject of this Appendix 3B, and comply with section 6i	Yes
6b	The date the security holder resolution under rule 7.1A was passed	25 November 2016
6c	Number of +securities issued without security holder approval under rule 7.1	Not applicable
6d	Number of +securities issued with security holder approval under rule 7.1A	Not applicable
6e	Number of +securities issued with security holder approval under rule 7.3, or another specific security holder approval (specify date of meeting)	A.    Nil. B.    6,666,667ordinary shares are converted from 2nd tranche out of 20,000,000 performance rights approved at the EGM on 31 July 2015.
6f	Number of +securities issued under an exception in rule 7.2	A.    1,634,375Performance Rights         ThesePerformance Rights are issued under an exception to LR 7.2 (Exception 9 (b)) B.    Nil.

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

6g	If +securities issued under rule 7.1A, was issue price at least 75% of 15 day VWAP as calculated under rule 7.1A.3? Include the +issue date and both values. Include the source of the VWAP calculation.	Not applicable
6h	If +securities were issued under rule 7.1A for non-cash consideration, state date on which valuation of consideration was released to ASX Market Announcements	Not applicable
6i	Calculate the entity’s remaining issue capacity under rule 7.1 and rule 7.1A – complete Annexure 1 and release to ASX Market Announcements	Refer Annexure 1
7	+Issue dates Note: The issue date may be prescribed by ASX (refer to the definition of issue date in rule 19.12). For example, the issue date for a pro rata entitlement issue must comply with the applicable timetable in Appendix 7A. Cross reference: item 33 of Appendix 3B.	16 March 2017

		Number		+Class
8	Number and +class of all +securities quoted on ASX (including the securities in clause 2 if applicable)		2,079,742,938	Ordinary fully paid shares (ASX: PRR)
			77,378,690	Options exercisable at $0.20 on or before 19 June 2017 (PRRO)

9	Number and +class of all	Number		+Class - Options
		Amount		Exercise Price		Expiration Date
			1,515,752	$	0.0774	30 June 2018
			165,116	$	0.0774	30 June 2018
			147,628,500	$	0.05019	12 December 2018
			371,445,231	$	0.0237	4 August 2020
			793103	$	0.057	30 October 2020
			1,026,272	$	0.040	7 March 2021
			8,475,995	$	0.025	4 August 2025

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

		Number		+Class – Performance Rights
		Amount		Type	Expiration Date
			1,486,326	STI	5 August 2017
			30,918,333	LTI	30 October 2018
			14,000,000	PRs	The PRs will expire between 30 days to 12 months after the vesting date of 5 August 2017
			857,844	NED PRs	Each tranche of NED PRs will expire 30 days from each tranche vesting date indicated in this appendix 3B released on 26 November 2014.
			10,023,350	NED PRs	Each tranche of NED PRs will expire one year after Vesting Date if not exercised
			1,634,375	STI	2 October 2018
		Number		+Class – Convertible Notes
		Amount		Type	Expiration Date
			13,750,828	Convertible Notes each with a face value of AU$1, expiring on 4 August 2025
10	Dividend policy (in the case of a trust, distribution policy) on the increased capital (interests)		Unchanged
Part 2 - Bonus issue or pro rata issue
11	Is security holder approval required?		Not applicable
12	Is the issue renounceable or non-renounceable?		Not applicable
13	Ratio in which the +securities will be offered		Not applicable
14	+Class of +securities to which the offer relates		Not applicable
15	+Record date to determine entitlements		Not applicable
16	Will holdings on different registers (or subregisters) be aggregated for calculating entitlements?		Not applicable
17	Policy for deciding entitlements in relation to fractions		Not applicable

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

18	Names of countries in which the entity has +security holders who will not be sent new issue documents Note: Security holders must be told how their entitlements are to be dealt with. Cross reference: rule 7.7.	Not applicable
19	Closing date for receipt of acceptances or renunciations	Not applicable
20	Names of any underwriters	Not applicable
21	Amount of any underwriting fee or commission	Not applicable
22	Names of any brokers to the issue	Not applicable
23	Fee or commission payable to the broker to the issue	Not applicable
24	Amount of any handling fee payable to brokers who lodge acceptances or renunciations on behalf of +security holders	Not applicable
25	If the issue is contingent on +security holders’ approval, the date of the meeting	Not applicable
26	Date entitlement and acceptance form and prospectus or Product Disclosure Statement will be sent to persons entitled	Not applicable
27	If the entity has issued options, and the terms entitle option holders to participate on exercise, the date on which notices will be sent to option holders	Not applicable
28	Date rights trading will begin (if applicable)	Not applicable
29	Date rights trading will end (if applicable)	Not applicable

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

30	How do +security holders sell their entitlements in full through a broker?	Not applicable
31	How do +security holders sell part of their entitlements through a broker and accept for the balance?	Not applicable
32	How do +security holders dispose of their entitlements (except by sale through a broker)?	Not applicable
33	+Despatch date	Not applicable

Part 3 - Quotation of securities

You need only complete this section if you are applying for quotation of securities

34	Type of securities (tick one)
(a)	☒	Securities described in Part 1
(b)	☐	All other securities Example: restricted securities at the end of the escrowed period, partly paid securities that become fully paid, employee incentive share securities when restriction ends, securities issued on expiry or conversion of convertible securities

Entities that have ticked box 34(a)

Additional securities forming a new class of securities

Tick to indicate you are providing the information or documents

35	☐	If the +securities are +equity securities, the names of the 20 largest holders of the additional +securities, and the number and percentage of additional +securities held by those holders
36	☐	If the +securities are +equity securities, a distribution schedule of the additional +securities setting out the number of holders in the categories 1 - 1,000 1,001 - 5,000 5,001 - 10,000 10,001 - 100,000
		100,001 and over
37	☐	A copy of any trust deed for the additional +securities

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Entities that have ticked box 34(b)

38	Number of securities for which +quotation is sought		Not applicable
39	Class of +securities for which quotation is sought		Not applicable
40	Do the +securities rank equally in all respects from the date of allotment with an existing +class of quoted +securities? If the additional securities do not rank equally, please state:		Not applicable
	•	the date from which they do
	•	the extent to which they participate for the next dividend, (in the case of a trust, distribution) or interest payment
	•	the extent to which they do not rank equally, other than in relation to the next dividend, distribution or interest payment
41	Reason for request for quotation now Example: In the case of restricted securities, end of restriction period (if issued upon conversion of another security, clearly identify that other security)		Not applicable
			Number	+Class
42	Number and +class of all +securities quoted on ASX (including the securities in clause 38)		Not applicable

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Quotation agreement

1 ⁺Quotation of our additional ⁺securities is in ASX’s absolute discretion. ASX may quote the ⁺securities on any conditions it decides.

2 We warrant the following to ASX.

• The issue of the ⁺securities to be quoted complies with the law and is not for an illegal purpose.

• There is no reason why those ⁺securities should not be granted ⁺quotation.

• An offer of the ⁺securities for sale within 12 months after their issue will not require disclosure under section 707(3) or section 1012C(6) of the Corporations Act.

Note: An entity may need to obtain appropriate warranties from subscribers for the securities in order to be able to give this warranty

• Section 724 or section 1016E of the Corporations Act does not apply to any applications received by us in relation to any ⁺securities to be quoted and that no-one has any right to return any ⁺securities to be quoted under sections 737, 738 or 1016F of the Corporations Act at the time that we request that the ⁺securities be quoted.

• If we are a trust, we warrant that no person has the right to return the ⁺securities to be quoted under section 1019B of the Corporations Act at the time that we request that the ⁺securities be quoted.

3 We will indemnify ASX to the fullest extent permitted by law in respect of any claim, action or expense arising from or connected with any breach of the warranties in this agreement.

4 We give ASX the information and documents required by this form. If any information or document not available now, will give it to ASX before ⁺quotation of the ⁺securities begins. We acknowledge that ASX is relying on the information and documents. We warrant that they are (will be) true and complete.

Sign here:		Date: 16 March 2017
	Company secretary
Print name:	Tom Bloomfield

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Appendix 3B – Annexure 1

Calculation of placement capacity under

rule 7.1 and rule 7.1A for eligible entities

Introduced 01/08/12 Amended 04/03/13

Part 1

Rule 7.1 – Issues exceeding 15% of capital
Step 1: Calculate “A”, the base figure from which the placement capacity is calculated
Insert number of fully paid +ordinary securities on issue 12 months before the +issue date or date of agreement to issue		2,061,630,944
Add the following:
•	Number of fully paid +ordinary securities issued in that 12 month period under an exception in rule 7.2
•	Number of fully paid +ordinary securities issued in that 12 month period with shareholder approval	18,111,994
•	Number of partly paid +ordinary securities that became fully paid in that 12 month period
Note:
•	Include only ordinary securities here – other classes of equity securities cannot be added
•	Include here (if applicable) the securities the subject of the Appendix 3B to which this form is annexed
•	It may be useful to set out issues of securities on different dates as separate line items
Subtract the number of fully paid +ordinary securities cancelled during that 12 month period		Nil
“A”		2,079,742,938

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Step 2: Calculate 15% of “A”
“B”		0.15 [Note: this value cannot be changed]
Multiply “A” by 0.15		311,961,441
Step 3: Calculate “C”, the amount of placement capacity under rule 7.1 that has already been used
Insert number of +equity securities issued or agreed to be issued in that 12 month period not counting those issued:		Nil
•	Under an exception in rule 7.2
•	Under rule 7.1A
•	With security holder approval under rule 7.1 or rule 7.4
Note:
•	This applies to equity securities, unless specifically excluded – not just ordinary securities
•	Include here (if applicable) the securities the subject of the Appendix 3B to which this form is annexed
•	It may be useful to set out issues of securities on different dates as separate line items
“C”		Nil
Step 4: Subtract “C” from [“A” x “B”] to calculate remaining placement capacity under rule 7.1
“A” x 0.15 Note: number must be same as shown in Step 2		311,961,441
Subtract “C” Note: number must be same as shown in Step 3		Nil
Total [“A” x 0.15] – “C”		311,961,441 Note: this is the remaining placement capacity under rule 7.1

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Part 2

Rule 7.1A – Additional placement capacity for eligible entities
Step 1: Calculate “A”, the base figure from which the placement capacity is calculated
“A” Note: number must be same as shown in Step 1 of Part 1		2,079,742,938
Step 2: Calculate 10% of “A”
“D”		0.10 Note: this value cannot be changed
Multiply “A” by 0.10		207,974,294
Step 3: Calculate “E”, the amount of placement capacity under rule 7.1A that has already been used
Insert number of +equity securities issued or agreed to be issued in that 12 month period under rule 7.1A		Nil
Notes:
•	This applies to equity securities – not just ordinary securities
•	Include here – if applicable – the securities the subject of the Appendix 3B to which this form is annexed
•	Do not include equity securities issued under rule 7.1 (they must be dealt with in Part 1), or for which specific security holder approval has been obtained
•	It may be useful to set out issues of securities on different dates as separate line items
“E”		Nil

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

Step 4: Subtract “E” from [“A” x “D”] to calculate remaining placement capacity under rule 7.1A
“A” x 0.10 Note: number must be same as shown in Step 2	207,974,294
Subtract “E” Note: number must be same as shown in Step 3	Nil
Total [“A” x 0.10] – “E”	207,974,294 Note: this is the remaining placement capacity under rule 7.1A

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889

ASX/Media Release (Code: ASX: PRR; NASDAQ: PBMD)

16 March 2017

Appendix 3B & Cleansing Notice

SYDNEY, AUSTRALIA - Prima BioMed Ltd (ASX: PRR; NASDAQ: PBMD) (“Prima” or the “Company”) Prima advises that in relation to the issuance of ordinary shares as further detailed in the attached Appendix 3B, the Company gives notice under section 708A(5)(e) of the Corporations Act 2001(Cth) (the “Corporations Act”) that:

1. the abovementioned ordinary shares were issued without disclosure to investors under Part 6D.2 of the Corporations Act;

2. as at the date of this notice the Company has complied with:

(a) the provisions of Chapter 2M Corporations Act as they apply to the Company; and

(b) section 674 Corporations Act; and

3. As at the date of this notice there is no “excluded information” (as defined in subsection 708A(7) of the Corporations Act) which is required to be disclosed by the Company.

Yours faithfully

Tom Bloomfield

Company Secretary

Prima BioMed Ltd, Level 12, 95 Pitt Street, Sydney NSW 2000

Phone: +61 2 8315 7003 Fax: +61 2 8569 1880

www.primabiomed.com.au    ABN: 90 009 237 889