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TSBX

Turnstone Biologics

Delisted

TSBX was delisted on the 8th of August, 2025.

35 hedge funds and large institutions have $48M invested in Turnstone Biologics in 2023 Q3 according to their latest regulatory filings, with 35 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

53.43% more ownership

Funds ownership: 0%53.43% (+53%)

Holders
35
Holders Change
+35
Holders Change %
% of All Funds
0.56%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.02%
New
35
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
O
1
OrbiMed
New York
$12.2M +$27.6M +3,099,265 New
Fidelity Investments
2
Fidelity Investments
Massachusetts
$11.2M +$25.2M +2,830,284 New
PHS
3
PFM Health Sciences
California
$6.01M +$13.6M +1,524,710 New
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$3.28M +$7.43M +833,333 New
EAM
5
Eventide Asset Management
Massachusetts
$2.79M +$6.31M +708,317 New
Citadel Advisors
6
Citadel Advisors
Florida
$2.66M +$6.13M +687,452 New
7IH
7
72 Investment Holdings
Connecticut
$2.17M +$4.9M +549,981 New
SAM
8
Sectoral Asset Management
Quebec, Canada
$2.04M +$4.61M +517,648 New
ECM
9
ExodusPoint Capital Management
New York
$1.26M +$2.86M +320,699 New
BlackRock
10
BlackRock
New York
$1.11M +$2.51M +281,406 New
Fidelity International
11
Fidelity International
Bermuda
$759K +$1.72M +192,657 New
ZP
12
Zimmer Partners
New York
$558K +$1.26M +141,666 New
Geode Capital Management
13
Geode Capital Management
Massachusetts
$435K +$985K +110,495 New
Vanguard Group
14
Vanguard Group
Pennsylvania
$428K +$968K +108,609 New
CCM
15
CAAS Capital Management
New York
$301K +$682K +76,508 New
Northern Trust
16
Northern Trust
Illinois
$228K +$515K +57,782 New
Two Sigma Investments
17
Two Sigma Investments
New York
$171K +$388K +43,500 New
State Street
18
State Street
Massachusetts
$92.6K +$209K +23,500 New
Millennium Management
19
Millennium Management
New York
$77.8K +$176K +19,744 New
New York State Common Retirement Fund
20
New York State Common Retirement Fund
New York
$74.3K +$168K +18,867 New
Charles Schwab
21
Charles Schwab
California
$59.8K +$135K +15,169 New
Bank of America
22
Bank of America
North Carolina
$33.5K +$75.9K +8,515 New
RhumbLine Advisers
23
RhumbLine Advisers
Massachusetts
$30.8K +$69.8K +7,830 New
Citigroup
24
Citigroup
New York
$29.6K +$67.1K +7,524 New
JP Morgan Chase
25
JP Morgan Chase
New York
$16.6K +$37.6K +4,222 New

TSBX Hedge Fund Activity: Q3 2023 in Review

35 of the 6,302 institutional investors tracked by Wall St. Rank reported a position in Turnstone Biologics (TSBX) for Q3 2023, worth a combined $48M.

Buyers outnumbered sellers: 35 funds opened new TSBX positions and 0 closed out — a net gain of 35 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was OrbiMed, opening a new position worth an estimated $27.6M.

  • 35 institutional investors held Turnstone Biologics (TSBX) as of Q3 2023, up from 0 in Q2 2023.
  • Funds reported $48M of Turnstone Biologics stock for Q3 2023.
  • 35 funds opened new Turnstone Biologics positions in Q3 2023 and 0 closed out, a net change of +35 holders.
  • The largest Turnstone Biologics buyer in Q3 2023 was OrbiMed, an estimated $27.6M added.

Based on aggregated 13F filings for Q3 2023.