Whale Activity Tracker

ON

ON Semiconductor Corporation
2026-04-28 06:33
$98.04 -0.37% $38.6B
NEUTRAL — WATCH
No clear whale direction for ON. Bullish and bearish signals roughly cancel out. Short interest at 10.5% of float — moderate bearish positioning. Insiders are net buyers (381,586 shares bought vs 265,974 sold) — bullish conviction from management. Strong institutional ownership at 111.1%, but 4 of 10 top holders are distributing.
Action Plan
Options Flow
期权
BEARISH
1.39
Insider
内部交易
LEAN BULLISH
Net Buy
Smart Money
机构流向
NEUTRAL
10% accum
Short Interest
做空
LEAN BEARISH
10.5%
NEUTRAL
4.3/10
Whale Activity Rating
Distribution Neutral Accumulation
Options Flow: BEARISH
Insider: LEAN BULLISH
Institutional: NEUTRAL
Dark Pool: LEAN BEARISH
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)
1.39
BEARISH
CALL VOLUME
7,737
PUT VOLUME
10,768
TOTAL VOLUME
18,505
UNUSUAL STRIKES
0
High Volume Contracts — Vol > 500 (7 contracts)
TypeStrikeExpiryVolume
PUT$892026-05-012,239
PUT$842026-05-011,920
CALL$992026-05-011,429
CALL$1012026-05-011,380
PUT$982026-05-01950
CALL$1102026-05-15867
CALL$1152026-05-01525
P/C OI RATIO
1.0
TOTAL OI
91
CALL OI
0
PUT OI
91
👤 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.
59% BUY
41% SELL
SHARES BOUGHT (6m)
381,586
SHARES SOLD (6m)
265,974
NET INSIDER FLOW
+115,612
FORM 4 FILINGS (90d)
18
Recent Insider Transactions (0 buys / 5 sells / 5 grants)
TypeInsiderSharesDate
SELLTHAD TRENT30,0002026-04-16
GRANTMASCARENAS PAUL ANTHONY1682026-04-02
SELLGOPALSWAMY SUDHIR6,1142026-03-13
GRANTGOPALSWAMY SUDHIR31,8342026-02-20
GRANTKEETON SIMON26,0462026-02-20
GRANTEL KHOURY HASSANE75,3152026-02-20
GRANTTHAD TRENT36,1752026-02-20
SELLKEETON SIMON48,8602026-02-17
SELLEL KHOURY HASSANE20,0002026-02-12
SELLTHAD TRENT60,0002026-02-12
🏦 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
111.1%
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.10.27%+0.5%+213,005
▬ HOLDGeode Capital Management, LLC2.80%-1.5%-165,371
▬ HOLDVanguard Group Inc12.98%-0.4%-230,837
▬ HOLDState Street Corporation4.79%-1.6%-310,399
▬ HOLDFMR, LLC15.09%-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 (1 adding / 0 selling)
ActionFundQoQ ΔShares Δ
▬ HOLDFidelity Select Portfolios-Select Semiconduct0.0%0
▬ HOLDFidelity Select Portfolios-Technology Portfol0.0%0
▬ 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+2.3%+169,667
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.5%+23,915
▬ HOLDiShares Trust-iShares Core S&P 500 ETF-0.9%-48,672
▲ ADDINGVANGUARD WORLD FUND-Vanguard Information Tech+6.6%+281,403
🕶 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
10.5%
DAYS TO COVER
4.2
SI CHANGE (MoM)
↑ 6.9%
SQUEEZE RISK
MODERATE
SHARES SHORT
30,061,462
PRIOR MONTH
28,121,012
FLOAT SHARES
392,267,139
AVG VOLUME
9,104,613
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
BEARISH (80%)
Insider Trading
LEAN BULLISH (90%)
Smart Money Flow
NEUTRAL (75%)
Short Interest
LEAN BEARISH (60%)
📋 Summary 综合摘要