WALTHAM, MA
TSCAN THERAPEUTICS, INC.TCRX— Latest position per institution from SEC 13F filings
15
Institutional holders
45.97M
Total shares held
74.39M
Estimated value
2.30M
Avg. position size
LYNX1 CAPITAL MANAGEMENT LP
CIK 1910456
Shares
8.02M
Value
7.86M
Filed
Jun 30, 2026
BVF INC/IL
CIK 1056807
Shares
5.56M
Value
5.45M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
4.46M
Value
26.10M
Filed
Jun 30, 2024
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
3.50M
Value
4.83M
Filed
Mar 31, 2025
BAKER BROS. ADVISORS LP
CIK 1263508
Shares
2.78M
Value
2.73M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
2.48M
Value
2.48M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
2.16M
Value
2.12M
Filed
Jun 30, 2026
CHECKPOINT CAPITAL L.P.
CIK 1977548
Shares
2.02M
Value
2.78M
Filed
Mar 31, 2025
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
1.95M
Value
1.91M
Filed
Jun 30, 2026
PROPEL BIO MANAGEMENT, LLC
CIK 1969764
Shares
1.93M
Value
3.52M
Filed
Sep 30, 2025
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
1.33M
Value
1.30M
Filed
Jun 30, 2026
ACADIAN ASSET MANAGEMENT LLC
CIK 916542
Shares
1.31M
Value
1.28K
Filed
Jun 30, 2026
DEER MANAGEMENT CO. LLC
CIK 1494127
Shares
1.25M
Value
1.22M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
1.16M
Value
1.14M
Filed
Jun 30, 2026
ALPHABET INC.
CIK 1652044
Shares
1.08M
Value
1.96M
Filed
Sep 30, 2025
JACOBS LEVY EQUITY MANAGEMENT, INC
CIK 884414
Shares
1.05M
Value
1.03M
Filed
Jun 30, 2026
GREAT POINT PARTNERS LLC
CIK 1281446
Shares
1.02M
Value
5.06M
Filed
Sep 30, 2024
CITADEL ADVISORS LLC
CIK 1423053
Shares
1.01M
Value
989.03K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
994.65K
Value
974.86K
Filed
Jun 30, 2026
ABERDEEN GROUP PLC
CIK 1716774
Shares
918.02K
Value
927.20K
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | LYNX1 CAPITAL MANAGEMENT LP | 1910456 | 8.02M | 7.86M | Jun 30, 2026 |
| 2 | BVF INC/IL | 1056807 | 5.56M | 5.45M | Jun 30, 2026 |
| 3 | BLACKROCK FINANCE, INC. | 1364742 | 4.46M | 26.10M | Jun 30, 2024 |
| 4 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 3.50M | 4.83M | Mar 31, 2025 |
| 5 | BAKER BROS. ADVISORS LP | 1263508 | 2.78M | 2.73M | Jun 30, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 2.48M | 2.48M | Dec 31, 2025 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 2.16M | 2.12M | Jun 30, 2026 |
| 8 | CHECKPOINT CAPITAL L.P. | 1977548 | 2.02M | 2.78M | Mar 31, 2025 |
| 9 | TWO SIGMA INVESTMENTS, LP | 1179392 | 1.95M | 1.91M | Jun 30, 2026 |
| 10 | PROPEL BIO MANAGEMENT, LLC | 1969764 | 1.93M | 3.52M | Sep 30, 2025 |
| 11 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 1.33M | 1.30M | Jun 30, 2026 |
| 12 | ACADIAN ASSET MANAGEMENT LLC | 916542 | 1.31M | 1.28K | Jun 30, 2026 |
| 13 | DEER MANAGEMENT CO. LLC | 1494127 | 1.25M | 1.22M | Jun 30, 2026 |
| 14 | MILLENNIUM MANAGEMENT LLC | 1273087 | 1.16M | 1.14M | Jun 30, 2026 |
| 15 | ALPHABET INC. | 1652044 | 1.08M | 1.96M | Sep 30, 2025 |
| 16 | JACOBS LEVY EQUITY MANAGEMENT, INC | 884414 | 1.05M | 1.03M | Jun 30, 2026 |
| 17 | GREAT POINT PARTNERS LLC | 1281446 | 1.02M | 5.06M | Sep 30, 2024 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 1.01M | 989.03K | Jun 30, 2026 |
| 19 | BLACKROCK, INC. | 2012383 | 994.65K | 974.86K | Jun 30, 2026 |
| 20 | ABERDEEN GROUP PLC | 1716774 | 918.02K | 927.20K | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.