SI-BONE Inc
SIBN
115 hedge funds and large institutions have $719M invested in SI-BONE Inc in 2021 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 49 increasing their positions, 33 reducing their positions, and 23 closing their positions.
296% more call options, than puts
Call options by funds: $3.66M | Put options by funds: $924K
50% more funds holding in top 10
Funds holding in top 10: 2 → 3 (+1)
48% more repeat investments, than reductions
Existing positions increased: 49 | Existing positions reduced: 33
8% more capital invested
Capital invested by funds: $666M → $719M (+$53M)
3.05% more ownership
Funds ownership: 93.7% → 96.75% (+3.1%)
6% less funds holding
Funds holding: 122 → 115 (-7)
30% less first-time investments, than exits
New positions opened: 16 | Existing positions closed: 23
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CIP
Champlain Investment Partners
Burlington,
Vermont
|
+$42.4M |
| 2 |
Brown Advisory
Baltimore,
Maryland
|
+$17.8M |
| 3 |
NCGI
Next Century Growth Investors
Plymouth,
Minnesota
|
+$8.21M |
| 4 |
GIM
Granahan Investment Management
Waltham,
Massachusetts
|
+$7.46M |
| 5 |
BlackRock
New York
|
+$6.55M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$21.4M |
| 2 |
GGHC
Gilder Gagnon Howe & Co
New York
|
-$16.7M |
| 3 |
Wells Fargo
San Francisco,
California
|
-$16.5M |
| 4 |
Macquarie Group
Sydney, NSW 2000,
Australia
|
-$14.6M |
| 5 |
AC
Armistice Capital
New York
|
-$12.9M |
SIBN Hedge Fund Activity: Q4 2021 in Review
115 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in SI-BONE Inc (SIBN) for Q4 2021, worth a combined $719M — up 8% from $666M a quarter earlier.
Sellers outnumbered buyers: 23 funds closed out of SIBN and 16 opened new positions — a net loss of 7 holders — while 33 trimmed existing stakes and 49 added.
The largest buyer was Champlain Investment Partners, opening a new position worth an estimated $42.4M. The largest seller was Millennium Management, cutting an estimated $21.4M.
- 115 institutional investors held SI-BONE Inc (SIBN) as of Q4 2021, down from 122 in Q3 2021.
- Funds reported $719M of SI-BONE Inc stock for Q4 2021, up 8% quarter-over-quarter.
- 16 funds opened new SI-BONE Inc positions in Q4 2021 and 23 closed out, a net change of -7 holders.
- The largest SI-BONE Inc buyer in Q4 2021 was Champlain Investment Partners, an estimated $42.4M added.
- The largest SI-BONE Inc seller in Q4 2021 was Millennium Management, an estimated $21.4M sold.
Based on aggregated 13F filings for Q4 2021.