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TSVT

2seventy bio
TSVT

Delisted

TSVT was delisted on the 13th of May, 2025.

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145 hedge funds and large institutions have $215M invested in 2seventy bio in 2023 Q3 according to their latest regulatory filings, with 25 funds opening new positions, 52 increasing their positions, 28 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

86% more repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 28

3% less funds holding

Funds holding: 149 → 145 (-4)

14% less first-time investments, than exits

New positions opened: 25 | Existing positions closed: 29

48% less call options, than puts

Call options by funds: $50K | Put options by funds: $96K

50% less funds holding in top 10

Funds holding in top 10: 2 → 1 (-1)

57% less capital invested

Capital invested by funds: $505M → $215M (-$290M)

Holders
145
Holders Change
-4
Holders Change %
-2.68%
% of All Funds
2.3%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
25
Increased
52
Reduced
28
Closed
29
Calls
$50K
Puts
$96K
Net Calls
-$46K
Net Calls Change
-$794K

Top Buyers

Rank Fund Capital Flow
1
NM
Newtyn Management
New York
+$15.3M
2
MAP
Madison Avenue Partners
New York
+$9.8M
3
EP
Eversept Partners
New York
+$9.53M
4
KCM
Kynam Capital Management
New Jersey
+$6.97M
5
DCM
DAFNA Capital Management
California
+$6.24M

Top Sellers

Rank Fund Capital Flow
1
O
OrbiMed
New York
-$24.2M
2
APM
Avidity Partners Management
Texas
-$13.6M
3
State Street
State Street
Massachusetts
-$13.1M
4
Goldman Sachs
Goldman Sachs
New York
-$5.82M
5
SAM
Sectoral Asset Management
Quebec, Canada
-$4.68M
Name Holding Trade Value Shares
Change 		Change in
Stake
CCA
126
Column Capital Advisors
Indiana
$549 – – –
PP
127
PFS Partners
New Jersey
$443 – – –
SPIA
128
Steward Partners Investment Advisory
New York
$416 – – –
HWM
129
HighMark Wealth Management
Minnesota
$298 – – –
BC
130
Barrett & Company
Rhode Island
$259 – – –
AWM
131
Avior Wealth Management
Nebraska
$258 +$433 +66 New
Northwestern Mutual Wealth Management
132
Northwestern Mutual Wealth Management
Wisconsin
$227 – – –
BWAM
133
Boyd Watterson Asset Management
Ohio
$161 – – –
TC
134
Truvestments Capital
Florida
$161 – – –
PFBT
135
Parkside Financial Bank & Trust
Missouri
$130 – – –
BCWM
136
Bartlett & Co Wealth Management
Ohio
$129 – – –
FFA
137
Fairfield Financial Advisors
Massachusetts
$78 – – –
DJSG
138
D.J. St. Germain
Massachusetts
$74 – – –
GRP
139
Global Retirement Partners
California
$61 – – –
SA
140
SRH Advisors
Kansas
$24 – – –
TFM
141
TFC Financial Management
Massachusetts
$16 – – –
PA
142
Parallel Advisors
California
$12 -$197 -30 -91%
LSA
143
Leonteq Securities AG
Switzerland
$4 – – –
O
144
OrbiMed
New York
– -$24.2M -2,391,628 Closed
APM
145
Avidity Partners Management
Texas
– -$13.6M -1,342,000 Closed
SAM
146
Sectoral Asset Management
Quebec, Canada
– -$4.68M -462,485 Closed
BL
147
Bleichroeder LP
New York
– -$2.58M -255,230 Closed
TCM
148
Tang Capital Management
California
– -$2.53M -250,000 Closed
Rafferty Asset Management
149
Rafferty Asset Management
New York
– -$2.34M -230,938 Closed
PAMP
150
Polar Asset Management Partners
Ontario, Canada
– -$2.01M -198,300 Closed
3 4 5
6
7

TSVT Hedge Fund Activity: Q3 2023 in Review

145 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in 2seventy bio (TSVT) for Q3 2023, worth a combined $215M — down 57% from $505M a quarter earlier.

Sellers outnumbered buyers: 29 funds closed out of TSVT and 25 opened new positions — a net loss of 4 holders — while 28 trimmed existing stakes and 52 added.

The largest buyer was Newtyn Management, adding an estimated $15.3M. The largest seller was OrbiMed, exiting entirely with an estimated $24.2M sold.

  • 145 institutional investors held 2seventy bio (TSVT) as of Q3 2023, down from 149 in Q2 2023.
  • Funds reported $215M of 2seventy bio stock for Q3 2023, down 57% quarter-over-quarter.
  • 25 funds opened new 2seventy bio positions in Q3 2023 and 29 closed out, a net change of -4 holders.
  • The largest 2seventy bio buyer in Q3 2023 was Newtyn Management, an estimated $15.3M added.
  • The largest 2seventy bio seller in Q3 2023 was OrbiMed, an estimated $24.2M sold.

Based on aggregated 13F filings for Q3 2023.