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Sutro Biopharma
STRO

138 hedge funds and large institutions have $1.01B invested in Sutro Biopharma in 2021 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 63 increasing their positions, 31 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed

348% more call options, than puts

Call options by funds: $6.06M | Put options by funds: $1.35M

103% more repeat investments, than reductions

Existing positions increased: 63 | Existing positions reduced: 31

23% more capital invested

Capital invested by funds: $819M → $1.01B (+$191M)

20% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 20

3% more funds holding

Funds holding: 134 → 138 (+4)

1.01% more ownership

Funds ownership: 8.66% → 9.67% (+1%)

33% less funds holding in top 10

Funds holding in top 10: 6 → 4 (-2)

Holders
138
Holders Change
+4
Holders Change %
+2.99%
% of All Funds
2.42%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.07%
New
24
Increased
63
Reduced
31
Closed
20
Calls
$6.06M
Puts
$1.35M
Net Calls
+$4.71M
Net Calls Change
+$3.98M

Top Buyers

Rank Fund Capital Flow
1
State Street
State Street
Massachusetts
+$48.9M
2
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
+$32.2M
3
FLAM
First Light Asset Management
Minnesota
+$29.2M
4
Morgan Stanley
Morgan Stanley
New York
+$15.2M
5
Franklin Resources
Franklin Resources
California
+$9.96M

Top Sellers

Rank Fund Capital Flow
1
BI
BVF Inc
California
-$24.4M
2
APM
Avidity Partners Management
Texas
-$13.6M
3
IC
Ikarian Capital
Texas
-$11.4M
4
Point72 Asset Management
Point72 Asset Management
Connecticut
-$10.7M
5
Citadel Advisors
Citadel Advisors
Florida
-$7.51M
Name Holding Trade Value Shares
Change 		Change in
Stake
PCM
126
Penserra Capital Management
California
$23K +$2.85K +12 +13%
Bank of Montreal
127
Bank of Montreal
Ontario, Canada
$20K -$80K -337 -78%
PHK
128
Point72 Hong Kong
Hong Kong
$19K +$19.7K +83 New
FC
129
FORA Capital
Florida
$18K -$42K -177 -69%
GWM
130
Geneos Wealth Management
Colorado
$14K – – –
UBS Group
131
UBS Group
Switzerland
$12K +$12.1K +51 New
PA
132
Parallel Advisors
California
$11K +$11.2K +47 New
TCWM
133
Total Clarity Wealth Management
Illinois
$5K +$4.75K +20 New
EVM
134
Eaton Vance Management
Massachusetts
$5K +$5.46K +23 New
Daiwa Securities Group
135
Daiwa Securities Group
Japan
$2K +$475 +2 +29%
BAM
136
Bellevue Asset Management
Washington
$2K +$949 +4 +67%
CAPTRUST Financial Advisors
137
CAPTRUST Financial Advisors
North Carolina
$2K +$1.66K +7 New
AIG
138
American International Group
New York
$431 +$64.8K +273 +17%
APM
139
Avidity Partners Management
Texas
– -$13.6M -62,600 Closed
SCM
140
Silverarc Capital Management
Massachusetts
– -$4.02M -18,500 Closed
ECM
141
Endurant Capital Management
California
– -$3.73M -17,205 Closed
ACM
142
Asymmetry Capital Management
California
– -$3.42M -15,758 Closed
MS
143
Maven Securities
Jersey
– -$3.06M -14,000 Closed
PCM
144
Pinz Capital Management
New York
– -$2.99M -13,780 Closed
EC
145
EcoR1 Capital
California
– -$2.03M -9,342 Closed
MIM
146
Monashee Investment Management
Massachusetts
– -$1.63M -7,500 Closed
AC
147
Athanor Capital
New York
– -$679K -3,128 Closed
Renaissance Technologies
148
Renaissance Technologies
New York
– -$652K -3,001 Closed
CS
149
Credit Suisse
Switzerland
– -$625K -2,879 Closed
JF
150
Jump Financial
Illinois
– -$449K -2,069 Closed
3 4 5
6
7

STRO Hedge Fund Activity: Q1 2021 in Review

138 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Sutro Biopharma (STRO) for Q1 2021, worth a combined $1.01B — up 23% from $819M a quarter earlier.

Buyers outnumbered sellers: 24 funds opened new STRO positions and 20 closed out — a net gain of 4 holders — while 63 added to existing stakes and 31 trimmed.

The largest buyer was State Street, adding an estimated $48.9M. The largest seller was BVF Inc, cutting an estimated $24.4M.

  • 138 institutional investors held Sutro Biopharma (STRO) as of Q1 2021, up from 134 in Q4 2020.
  • Funds reported $1.01B of Sutro Biopharma stock for Q1 2021, up 23% quarter-over-quarter.
  • 24 funds opened new Sutro Biopharma positions in Q1 2021 and 20 closed out, a net change of +4 holders.
  • The largest Sutro Biopharma buyer in Q1 2021 was State Street, an estimated $48.9M added.
  • The largest Sutro Biopharma seller in Q1 2021 was BVF Inc, an estimated $24.4M sold.

Based on aggregated 13F filings for Q1 2021.