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THRD

Third Harmonic Bio
THRD

Delisted

THRD was delisted on the 30th of July, 2025.

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48 hedge funds and large institutions have $173M invested in Third Harmonic Bio in 2023 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 23 increasing their positions, 3 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed

667% more repeat investments, than reductions

Existing positions increased: 23 | Existing positions reduced: 3

16% more capital invested

Capital invested by funds: $150M → $173M (+$23.7M)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

0.79% less ownership

Funds ownership: 90.14% → 89.35% (-0.79%)

2% less funds holding

Funds holding: 49 → 48 (-1)

11% less first-time investments, than exits

New positions opened: 8 | Existing positions closed: 9

Holders
48
Holders Change
-1
Holders Change %
-2.04%
% of All Funds
0.75%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
8
Increased
23
Reduced
3
Closed
9
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$1.66M
2
EC
EcoR1 Capital
California
+$1.36M
3
Geode Capital Management
Geode Capital Management
Massachusetts
+$345K
4
State Street
State Street
Massachusetts
+$219K
5
Morgan Stanley
Morgan Stanley
New York
+$219K

Top Sellers

Rank Fund Capital Flow
1
RI
RTW Investments
New York
-$2.2M
2
SCM
Stonepine Capital Management
Oregon
-$1.61M
3
Wellington Management Group
Wellington Management Group
Massachusetts
-$1.29M
4
Walleye Capital
Walleye Capital
New York
-$206K
5
JFG
Jefferies Financial Group
New York
-$90.6K
Name Holding Trade Value Shares
Change 		Change in
Stake
Deutsche Bank
26
Deutsche Bank
Germany
$69.9K +$32.8K +6,894 +90%
New York State Common Retirement Fund
27
New York State Common Retirement Fund
New York
$69.3K – – –
UBS Group
28
UBS Group
Switzerland
$54.2K +$34.3K +7,212 +178%
CIBC Asset Management
29
CIBC Asset Management
Ontario, Canada
$50.9K – – –
AIG
30
American International Group
New York
$45.1K +$15.6K +3,276 +54%
Wells Fargo
31
Wells Fargo
California
$35.4K +$24K +5,042 +217%
California State Teachers Retirement System (CalSTRS)
32
California State Teachers Retirement System (CalSTRS)
California
$31.2K +$8.48K +1,781 +38%
Citigroup
33
Citigroup
New York
$27.9K +$27.6K +5,801 New
TRCT
34
Tower Research Capital (TRC)
New York
$27K +$15.2K +3,186 +131%
Barclays
35
Barclays
United Kingdom
$19K -$12K -2,514 -39%
Fidelity Investments
36
Fidelity Investments
Massachusetts
$13.2K +$8.43K +1,771 +181%
SO
37
STRS Ohio
Ohio
$13K – – –
Royal Bank of Canada
38
Royal Bank of Canada
Ontario, Canada
$10K +$6.76K +1,420 +201%
Legal & General Group
39
Legal & General Group
United Kingdom
$8.73K +$2.94K +617 +51%
AIP
40
Ameritas Investment Partners
Nebraska
$4.86K – – –
AB
41
Amalgamated Bank
New York
$3K -$3.05K -640 -47%
PNC Financial Services Group
42
PNC Financial Services Group
Pennsylvania
$2.6K – – –
Allspring Global Investments
43
Allspring Global Investments
North Carolina
$1.6K +$1.58K +332 New
C
44
Covestor
United Kingdom
$1K +$986 +207 New
GWS
45
Glassman Wealth Services
Virginia
$717 +$709 +149 New
Nisa Investment Advisors
46
Nisa Investment Advisors
Missouri
$178 – – –
RI
47
RTW Investments
New York
– -$2.2M -534,687 Closed
Wellington Management Group
48
Wellington Management Group
Massachusetts
– -$1.29M -312,855 Closed
Walleye Capital
49
Walleye Capital
New York
– -$206K -50,000 Closed
JFG
50
Jefferies Financial Group
New York
– -$90.6K -21,985 Closed
1
2
3

THRD Hedge Fund Activity: Q2 2023 in Review

48 of the 6,369 institutional investors tracked by Wall St. Rank reported a position in Third Harmonic Bio (THRD) for Q2 2023, worth a combined $173M — up 16% from $150M a quarter earlier.

Sellers outnumbered buyers: 9 funds closed out of THRD and 8 opened new positions — a net loss of 1 holder — while 3 trimmed existing stakes and 23 added.

The largest buyer was BlackRock, adding an estimated $1.66M. The largest seller was RTW Investments, exiting entirely with an estimated $2.2M sold.

  • 48 institutional investors held Third Harmonic Bio (THRD) as of Q2 2023, down from 49 in Q1 2023.
  • Funds reported $173M of Third Harmonic Bio stock for Q2 2023, up 16% quarter-over-quarter.
  • 8 funds opened new Third Harmonic Bio positions in Q2 2023 and 9 closed out, a net change of -1 holder.
  • The largest Third Harmonic Bio buyer in Q2 2023 was BlackRock, an estimated $1.66M added.
  • The largest Third Harmonic Bio seller in Q2 2023 was RTW Investments, an estimated $2.2M sold.

Based on aggregated 13F filings for Q2 2023.