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OverviewFixturesLeaguesMarketsFootballNBA / BasketballMLB / BaseballNFL / American FootballNHL / HockeyUFC / MMAFormula 1TennisCricketRugbyBoxingHandballVolleyballTable Tennis

Upcoming Fixtures

8
Liverpool MontevideovsCerro LargoUruguayan Primera Division - in 12m⚽Atletico Nacional MedellinvsClub Atletico JuniorPrimera A - in 12m3 de NoviembrevsGeneral CaballeroParaguayan División Intermedia - in 42m⚽Seattle MarinersvsBaltimore OriolesMLB - in 47mBaltimore OriolesvsSeattle MarinersMLB - in 47mBaltimore OriolesvsSeattle MarinersMLB - in 47mBoston Red SoxvsTampa Bay RaysMLB - in 52mNew York YankeesvsCleveland GuardiansMLB - in 52m

Priority Leagues

8
ATP Tour0 fixtures · 0 teamsT1Australian Open0 fixtures · 0 teams
T1
Brazil Superliga (Men)BrazilT1
Brazil Superliga (Women)BrazilT1
BundesligaGermanyT1
CEV Champions League Volley (Men)0 fixtures · 0 teamsT1
CEV Champions League Volley (Women)0 fixtures · 0 teamsT1
Danish Women's Handball LeagueDenmarkT1
Player CardDossier №009
S. Steijn portrait
defenderFeyenoordNetherlands
Sem

Steijn

Age24
Height173

§ Dossier — S. Steijn V2

Live depth

Feyenoord Value & Market Layer

Live events, power/value signals and market depth collapsed into one trading-first layer.

Liquidity$926.6K6 market signals
Volume$592.0KCross-source depth
Power Index1723Paris Saint-Germain Football Club
Value€59.0MFeyenoord
Events0Live / next indexed
Market Depth

Liquidity and volume by market

6 rows
POLYMARKET · league_name:UEFA Champions LeagueArsenal FC vs. Club Atlético de Madrid: Both Teams to Score$658.2K liquidity · $295.4K volume
POLYMARKETSpread: Paris Saint-Germain FC (-2.5)league_name:UEFA Champions LeagueYES0cNO100cVOL$127.4KLIQ$79.8KPOLYMARKETSpread: FC Bayern München (-1.5)league_name:UEFA Champions LeagueYES0cNO100cVOL$75.9KLIQ$61.9KPOLYMARKETSpread: FC Bayern München (-2.5)league_name:UEFA Champions LeagueYES0cNO100cVOL$63.0KLIQ$53.2KPOLYMARKETWill a team from France be the 2026 Champions League winner?league_name:UEFA Champions LeagueYES57cNO43cVOL$17.5KLIQ$71.9KPOLYMARKETWill Liverpool qualify for the League Phase of the 2026-27 UEFA Champions League?league_name:UEFA Champions LeagueYES96cNO4cVOL$12.8KLIQ$1.6K
Power Index

ELO, table rank and pressure

Power IndexParis Saint-Germain Football ClubFIFA Club World Cup - #1 - 6 pts - Form WLW1723-2Power IndexFC Bayern MünchenBundesliga - #1 - 86 pts - Form WDWWW1707-11Power IndexInter MilanFIFA Club World Cup - #1 - 7 pts - Form WWD16920Power IndexManchester City Football ClubFIFA Club World Cup - #1 - 9 pts - Form WWW1692-11Power IndexArsenal Football ClubUEFA Champions League - #1 - 24 pts - Form WWWWW1687-11Power IndexPSV EindhovenEredivisie - #1 - 81 pts - Form WDWWW1686-3
Squad Value

Transfer value and asset gravity

Squad ValueFeyenoord10 valued players€59.0MPlayer ValueErling HaalandManchester City Football Club - Centre-Forward€200.0MPlayer ValueKylian MbappéReal Madrid CF - Centre-Forward€200.0M

§ Dossier — Profile

via Wikipedia

Sem Steijn (born 12 November 2001) is a Dutch professional footballer who plays as an attacking midfielder for Eredivisie club Feyenoord, which he captains, and the Netherlands national team.

A product of the ADO Den Haag academy, Steijn made his professional debut on loan at VVV-Venlo under the management of his father Maurice in 2018. After breaking into ADO Den Haag's first team in the 2021–22 season, he moved to Twente. He finished as top scorer of the 2024–25 Eredivisie, being named Eredivisie Player of the Year. He was then signed by Feyenoord for a club record fee at the beginning of the following season and became captain of the team.

Steijn made his international debut for the Netherlands in 2025.

Tags
defenderNetherlands international

§ Dossier — Current Club

Feyenoord crest
Currently with

Feyenoord

View Squad →

§ Dossier — Career Highlights

By the numbers
Years Pro
1seasons
since first transfer
Career Moves
2transfers
across all clubs

§ Dossier — Position

Tactical role
Plays as

defender

Categorised as a defender on the tactical board. The position diagram reflects where this player typically lines up — the central channel of the defender line.

§ Dossier — Career Stats

2 seasons on file
SeasonAppsGoalsAssistsMinsYRRating
202519721086206.5
202519721086206.5

§ Dossier — Career Timeline

2 transfers on file
2025
Football Club Twente
→
Feyenoord
transfertransfer
2025
Football Club Twente
→
Feyenoord
transfertransfer
Loading...

§ Dossier — Teammates

More from Feyenoord
Jones
Goalkeeper
Kuyt
Right Winger
Botteghin
Centre-Back
Trauner
Centre-Back
Teixeira
Attacking Midfield
Mathijsen
Centre-Back
Hendrix
Defensive Midfield
Ahmadi
Defensive Midfield
Boulahrouz
Centre-Back
Pratto
Second Striker
Narsingh
Attacking Midfield
Marciano
Goalkeeper
Bakkal
Attacking Midfield
Hansson
Goalkeeper
Sterling
Right Winger
Persie
Centre-Forward
Graafland
Goalkeeper
Wellenreuther
Goalkeeper

Understand the bet

Point SpreadOver UnderMoneylineAccumulator BoostAccumulator
Player ValueMichael OliseFC Bayern München - Right Winger
€140.0M
Player ValueJude BellinghamReal Madrid CF - Attacking Midfield€140.0M
Player ValueDeclan RiceArsenal Football Club - Central Midfield€120.0M
§ Dossier — StreamsNo active streams
AGON

No Streams Yet

Live coverage will appear here when streams are linked to Feyenoord fixtures.

Streams go live around match kick-offs

§ Dossier — Live Markets

Open positions matched to this player on Polymarket.

S. Steijn on Polymarket

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