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224 hedge funds and large institutions have $683M invested in RPC Inc in 2026 Q1 according to their latest regulatory filings, with 36 funds opening new positions, 78 increasing their positions, 63 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

35% more capital invested

Capital invested by funds: $505M → $683M (+$178M)

24% more repeat investments, than reductions

Existing positions increased: 78 | Existing positions reduced: 63

20% more first-time investments, than exits

New positions opened: 36 | Existing positions closed: 30

1.41% more ownership

Funds ownership: 42.12%43.53% (+1.4%)

1% more funds holding

Funds holding: 222224 (+2)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

97% less call options, than puts

Call options by funds: $8K | Put options by funds: $306K

Holders
224
Holders Change
+2
Holders Change %
+0.9%
% of All Funds
2.76%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
36
Increased
78
Reduced
63
Closed
30
Calls
$8K
Puts
$306K
Net Calls
-$298K
Net Calls Change
-$297K
Name Holding Trade Value Shares
Change
Change in
Stake
Tudor Investment Corp
151
Tudor Investment Corp
Connecticut
$84K -$400K -64,239 -84%
Simplex Trading
152
Simplex Trading
Illinois
$80.3K +$63.2K +10,155 +861%
IMC Chicago
153
IMC Chicago
Illinois
$80.2K +$70.6K +11,329 New
SC
154
Savant Capital
Illinois
$78.1K +$68.7K +11,036 New
HFS
155
Hantz Financial Services
Michigan
$76K -$21.5K -3,445 -24%
CB
156
Commerce Bank
Missouri
$74.7K
NC
157
nVerses Capital
Florida
$74K -$218K -34,942 -77%
MOACM
158
Mutual of America Capital Management
New York
$72K +$81 +13 +0.1%
XT
159
XTX Topco
Cayman Islands
$70.9K +$62.4K +10,019 New
PNC Financial Services Group
160
PNC Financial Services Group
Pennsylvania
$70.8K +$3.28K +526 +6%
Carson Wealth (CWM LLC)
161
Carson Wealth (CWM LLC)
Nebraska
$66.6K +$585 +94 +1%
AIP
162
Ameritas Investment Partners
Nebraska
$59.4K
TRCT
163
Tower Research Capital (TRC)
New York
$50.2K +$35K +5,614 +382%
Royal Bank of Canada
164
Royal Bank of Canada
Ontario, Canada
$44K -$24.9K -3,991 -39%
PWPS
165
Pinnacle Wealth Planning Services
Ohio
$43K +$511 +82 +1%
Walleye Capital
166
Walleye Capital
New York
$36K +$31.6K +5,081 New
BNP Paribas Asset Management
167
BNP Paribas Asset Management
France
$35.1K +$4.53K +727 +17%
GI
168
GAMMA Investing
California
$31.1K +$21.2K +3,398 +342%
VNT
169
Vanguard National Trust
Pennsylvania
$29K +$25.5K +4,099 New
Ohio Public Employees Retirement System (OPERS)
170
Ohio Public Employees Retirement System (OPERS)
Ohio
$27.2K +$1.22K +195 +5%
BWA
171
Basecamp Wealth Advisors
Washington
$23.9K -$1.25K -200 -6%
Nisa Investment Advisors
172
Nisa Investment Advisors
Missouri
$23.6K +$841 +135 +4%
HCA
173
Harbor Capital Advisors
Illinois
$23K +$20.2K +3,241 New
SCM
174
Sterling Capital Management
North Carolina
$21.1K -$421K -67,593 -96%
EWA
175
EverSource Wealth Advisors
Alabama
$19.4K -$1.69K -272 -9%

RES Hedge Fund Activity: Q1 2026 in Review

224 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in RPC Inc (RES) for Q1 2026, worth a combined $683M — up 35% from $505M a quarter earlier.

Buyers outnumbered sellers: 36 funds opened new RES positions and 30 closed out — a net gain of 6 holders — while 78 added to existing stakes and 63 trimmed.

The largest buyer was Two Sigma Investments, adding an estimated $10.7M. The largest seller was Goldman Sachs, cutting an estimated $7.29M.

  • 224 institutional investors held RPC Inc (RES) as of Q1 2026, up from 222 in Q4 2025.
  • Funds reported $683M of RPC Inc stock for Q1 2026, up 35% quarter-over-quarter.
  • 36 funds opened new RPC Inc positions in Q1 2026 and 30 closed out, a net change of +6 holders.
  • The largest RPC Inc buyer in Q1 2026 was Two Sigma Investments, an estimated $10.7M added.
  • The largest RPC Inc seller in Q1 2026 was Goldman Sachs, an estimated $7.29M sold.

Based on aggregated 13F filings for Q1 2026.