Jane Street
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Jane Street’s Matinas BioPharma MTNB Stock Holding History

Jane Street’s Portfolio MTNB Stock Details MTNB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-1,060
Closed -$9.32K – 12486
2025
Q4 		$9.32K Buy
+1,060
New +$18.7K ﹤0.01% 10848
2024
Q3 		– Sell
-138
Closed -$16.1K – 10109
2024
Q2 		$16.1K Buy
+138
New +$18.8K ﹤0.01% 9059
2023
Q4 		– Sell
-46
Closed -$4.48K – 9586
2023
Q3 		$4.48K Buy
+46
New +$8.47K ﹤0.01% 8450
2023
Q2 		– Sell
-77
Closed -$27.2K – 9250
2023
Q1 		$27.2K Sell
77
-196
-72% -$74.3K ﹤0.01% 8590
2022
Q4 		$103K Buy
273
+95
+53% +$47.4K ﹤0.01% 8076
2022
Q3 		$85K Sell
178
-39
-18% -$23K ﹤0.01% 8730
2022
Q2 		$129K Buy
217
+196
+933% +$112K ﹤0.01% 8505
2022
Q1 		$12K Buy
+21
New +$11.6K ﹤0.01% 10041
2021
Q4 		– Sell
-216
Closed -$211K – 10567
2021
Q3 		$211K Buy
216
+184
+575% +$119K ﹤0.01% 8763
2021
Q2 		$19K Buy
32
+1
+3% +$645 ﹤0.01% 9643
2021
Q1 		$25K Sell
31
-3
-9% -$3.02K ﹤0.01% 8951
2020
Q4 		$35K Buy
+34
New +$23.6K ﹤0.01% 7349
2020
Q3 		– Sell
-344
Closed -$199K – 7640
2020
Q2 		$199K Buy
344
+54
+19% +$31.1K ﹤0.01% 6379
2020
Q1 		$130K Buy
+290
New +$263K ﹤0.01% 4830
2019
Q3 		– Sell
-49
Closed -$31K – 5512
2019
Q2 		$31K Sell
49
-6
-11% -$4.32K ﹤0.01% 4995
2019
Q1 		$45K Buy
55
+36
+189% +$29.1K ﹤0.01% 4838
2018
Q4 		$9K Buy
+19
New +$11.2K ﹤0.01% 4828
2018
Q3 		– Sell
-37
Closed -$12K – 5491
2018
Q2 		$12K Buy
+37
New +$16K ﹤0.01% 4879

Other funds holding MTNB

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Holos Integrated Wealth
Holos Integrated Wealth Kennett Square, Pennsylvania $214M AUM 14.99% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
XTX Topco
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Jane Street's MTNB Position: Q1 2026 in Review

Jane Street sold out of Matinas BioPharma (MTNB) in Q1 2026, closing a stake of 1,060 shares — an estimated $9.32K sold.

Jane Street first reported a position in MTNB in Q2 2018 and held it in 18 quarters. The position peaked at $211K in Q3 2021. 24 funds tracked by Wall St. Rank hold MTNB as of Q1 2026.

  • Jane Street reported no remaining Matinas BioPharma position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 1,060 Matinas BioPharma shares in Q1 2026, an estimated $9.32K.
  • Jane Street first reported a position in Matinas BioPharma in Q2 2018 and held it in 18 quarters.
  • Jane Street's Matinas BioPharma position peaked at $211K in Q3 2021.
  • 24 funds tracked by Wall St. Rank held Matinas BioPharma as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.