Whale Activity Tracker

ON

ON Semiconductor Corporation
2026-03-25 05:05
$62.34 +4.09% $25.1B
LEAN BULLISH
Net positive whale activity for ON. Smart money shows interest, but signals are mixed. Short interest at 12.0% of float — moderate bearish positioning. Insiders are net buyers (381,630 shares bought vs 196,345 sold) — bullish conviction from management. Strong institutional ownership at 110.6%, but 4 of 10 top holders are distributing.
Action Plan
Options Flow
期权
BULLISH
0.17
Insider
内部交易
LEAN BULLISH
Net Buy
Smart Money
机构流向
NEUTRAL
10% accum
Short Interest
做空
NEUTRAL
12.0%
ACCUMULATION
7.0/10
Whale Activity Rating
Distribution Neutral Accumulation
Options Flow: BULLISH
Insider: LEAN BULLISH
Institutional: NEUTRAL
Dark Pool: NEUTRAL
4/4 sources | Confidence: 76%
📈 Options Flow 期权异动
Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.
PUT / CALL RATIO
0 (Bullish)1.02.0+ (Bearish)
0.17
BULLISH
CALL VOLUME
12,651
PUT VOLUME
2,119
TOTAL VOLUME
14,770
UNUSUAL STRIKES
2
Unusual Strikes — Vol/OI > 3x (1C / 1P)
TypeStrikeExpiryVolOIRatio
PUT$542026-04-241527.5x
CALL$622026-03-272,8658493.4x
High Volume Contracts — Vol > 500 (5 contracts)
TypeStrikeExpiryVolume
CALL$642026-03-273,596
CALL$662026-03-273,517
CALL$622026-03-272,865
CALL$672026-03-271,675
PUT$602026-04-171,271
P/C OI RATIO
1.34
TOTAL OI
23,437
CALL OI
10,022
PUT OI
13,415
👤 Insider Trading 内部交易
SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.
66% BUY
34% SELL
SHARES BOUGHT (6m)
381,630
SHARES SOLD (6m)
196,345
NET INSIDER FLOW
+185,285
FORM 4 FILINGS (90d)
15
Recent Insider Transactions (0 buys / 4 sells / 6 grants)
TypeInsiderSharesDate
SELLGOPALSWAMY SUDHIR6,1142026-03-13
GRANTKEETON SIMON26,0462026-02-20
GRANTGOPALSWAMY SUDHIR31,8342026-02-20
GRANTEL KHOURY HASSANE75,3152026-02-20
GRANTTHAD TRENT36,1752026-02-20
SELLKEETON SIMON48,8602026-02-17
SELLTHAD TRENT60,0002026-02-12
SELLEL KHOURY HASSANE20,0002026-02-12
GRANTKEETON SIMON29,1472026-02-05
GRANTGOPALSWAMY SUDHIR27,5082026-02-05
🏦 Smart Money Flow 机构资金流向
Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.
INSTITUTIONAL OWNERSHIP
110.6%
ACCUMULATION vs DISTRIBUTION
10% ACCUMULATING
90% DISTRIBUTING
NET SHARES FLOW
-23,537,899
FLOW SCORE
-0.03
ADDING
1
SELLING
4
Institutional Position Changes (QoQ)
ActionInstitution% HeldQoQ ΔShares Δ
★ NEW POSITIONSlate Path Capital, LP2.66%NEW+5,240,100
▬ HOLDBlackrock Inc.10.25%+0.5%+213,005
▬ HOLDGeode Capital Management, LLC2.79%-1.5%-165,371
▬ HOLDVanguard Group Inc12.96%-0.4%-230,837
▬ HOLDState Street Corporation4.78%-1.6%-310,399
▬ HOLDFMR, LLC15.07%-1.5%-879,676
▼ TRIMMINGMorgan Stanley1.70%-9.0%-666,328
▼ TRIMMINGBank of America Corporation1.72%-17.0%-1,391,447
▼ TRIMMINGJanus Henderson Group PLC3.14%-18.7%-2,847,409
▼▼ HEAVY SELLJPMORGAN CHASE & CO1.97%-74.4%-22,499,537
ETF & Mutual Fund Flow (0 adding / 0 selling)
ActionFundQoQ ΔShares Δ
▬ HOLDFidelity Select Portfolios-Select Semiconduct0.0%0
▬ HOLDFidelity Select Portfolios-Technology Portfol+0.1%+10,997
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar-1.9%-246,141
▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+0.6%+61,546
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Mid-Cap Index F-3.2%-287,655
▬ HOLDJANUS INVESTMENT FUND-Janus Henderson Enterpr0.0%0
▬ HOLDiShares Trust-iShares Semiconductor ETF+3.4%+236,041
▬ HOLDiShares Trust-iShares Core S&P 500 ETF-0.9%-49,134
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.5%+23,915
▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P -1.5%-73,542
🕶 Short Interest & Dark Pool 做空 & 暗池
Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.
SHORT INTEREST (% OF FLOAT)
0%10%20%30%+
SHORT % FLOAT
12.0%
DAYS TO COVER
4.0
SI CHANGE (MoM)
↓ 18.7%
SQUEEZE RISK
MODERATE
SHARES SHORT
28,121,012
PRIOR MONTH
34,588,528
FLOAT SHARES
392,239,557
AVG VOLUME
8,521,641
Elevated short interest — bears have a notable position. Watch for SI trend direction as the key signal.
📡 Data Sources 数据来源
Options Flow
BULLISH (80%)
Insider Trading
LEAN BULLISH (90%)
Smart Money Flow
NEUTRAL (75%)
Short Interest
NEUTRAL (60%)
📋 Summary 综合摘要